Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for San Leandro can be looked at to determine when it's the best time to plant kohlrabi.

Planting Calendar for Kohlrabi

Frost tolerance for kohlrabi:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since kohlrabi do well in moderate cold you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant kohlrabi in San Leandro is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant kohlrabi and expect a good harvest is probably October. Any later than that and your kohlrabi may not have a chance to fully mature. You can get started a few weeks earlier by starting your kohlrabi indoors.

Last Frost Date

The average date of last frost is January 31 in San Leandro. You should expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for San Leandro is not always accurate the actual date of last frost is different every year. Since half of the time in San Leandro there is a last frost after January 31 be ready to protect your kohlrabi in the event of one of those late frosts.

USDA Zone Info for San Leandro

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in San Leandro

You may be interested in your other planting guides for San Leandro.